DataFunSummit

Oct 12, 2025 · Artificial Intelligence

How Baidu’s Generative Recall System (COBRA) Revolutionizes Ad Recommendations

This article details Baidu's generative recommendation ad recall framework, introducing the COBRA system and its three development stages—dense representation compression, sparse quantization with ID generation, and dense‑sparse cascading—highlighting coarse‑to‑fine inference, performance gains, long‑sequence extensions, online deployment, and future research directions.